Solving Equations Partner Practice

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5a -2y+3=7 Is this a one-step or two-step equation? How do you know?

2 step. There are two operations - multiplication and addition.

2b g+9=-18 Solve.

g=-27

1b 3x=81 Solve.

x = 27

7b 6x+10=-14 Solve.

x=-4

4b y-3=-9 Solve.

y=-6

1a 3x=81 What operation do we have to use to solve? Which number?

Division

7a 6x+10=-14 What operations do you use to solve? Which operation comes first?

Division and subtraction. Subtraction comes first.

6b -2y+3=7 What is the next step to solving? Are you finished after that step?

Divide by -2 on both sides. y = -2. Yes, the variable is all the way by itself.

3a 3h=15 Is this equation solved? How do you know?

No, because the variable isn't all the way by itself.

4a y-3=-9 Is this a one-step or two-step equation? How do you know?

One step. There's only one operation.

3b If there's more than one operation in an equation, which tool tells us where to start?

SADMEG

5b -2y+3=7 What tool do we have to help us solve this equation?

SADMEG

6a -2y+3=7 What is the first step to solving?

Subtract 3 from both sides. -2y=4

2a g+9=-18 What operation do we use to solve? Which number?

Subtraction


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